CN208973994U

CN208973994U - A clamp applicator with detachable clamp head

Info

Publication number: CN208973994U
Application number: CN201820195325.3U
Authority: CN
Inventors: 张继军; 杨小凡; 缪祥文; 孔维艳
Original assignee: Xiamei Marmem Co Ltd Lanzhou
Current assignee: Xiamei Marmem Co Ltd Lanzhou
Priority date: 2018-02-05
Filing date: 2018-02-05
Publication date: 2019-06-14
Anticipated expiration: 2028-02-05

Abstract

The utility model belongs to minimally invasive medical equipment technology field, it is related to a kind of hysteroscope Clip Applier with detachable binding clip, including caliper, caliper and the left side being hinged, right holding handle connects, the front end of binding clip seat is equipped with dismountable binding clip, binding clip rear portion is equipped with a longitudinal through-hole, spring is installed in through-hole, spring top is fixed in through-hole, spring bottom end is steel ball, bore diminution in through-hole bottom end makes steel ball expose minor arc face, binding clip seat front is opening groove facing forward, it is located at binding clip rear portion in groove by compression steel ball to fix by the retaining ring being equipped at groove port.Realize that instrument deviates and rotation at any angle by turning wheel and runner；Reach and is rotated at any angle in grasping part in endoscope-assistant surgery.Binding clip is detachable, installs the binding clip of dimension according to actual needs, provides convenient, stable chucking power to orthopaedics ligamentopexis under hysteroscope, shorten operating time, reduces operating difficulty, fractures are more precisely, more effectively.

Description

A kind of hysteroscope Clip Applier with detachable binding clip

Technical field

The utility model belongs to minimally invasive medical equipment technology field, is related to surgical clamp, and in particular to one kind has detachable The Clip Applier for Arbitrary Rotation in space after being clamped in endoscope-assistant surgery of binding clip.

Background technique

Common chest, abdominal operation, notch is big, sufficiently exposes surgical field of view, needs to do special place to the tissue in notch Reason.In endoscope-assistant surgery, it usually needs will be clamped in vitro with common Clip Applier, instrument is then sent into body by channel again It is interior, but because caliper is too short or binding clip can not in space Arbitrary Rotation, cannot accurately by instrument affected part be aligned, and For memorial alloy class orthopaedics product, during the good product of moulding clamps in vitro, is sent into channel, fixed installation, product Deformation quantity may restore, need to repeatedly strut, trial assembly is fixed, and operation difficulty is increased, cannot effectively be fixed on product Optimal position extends operating time, and increases the labor intensity of patient.

Utility model content

The utility model mentions to overcome the defect that common Clip Applier cannot be fixed precisely in bone surgery under existing hysteroscope For a kind of structurally reasonable, accurate positioning, according to demand with changing the hysteroscope Clip Applier of different size binding clip.

To solve the above-mentioned problems, the utility model adopts the following technical solution: a kind of hysteroscope with detachable binding clip With Clip Applier, including caliper, caliper connects with the left and right holding handle being hinged, and caliper includes binding clip seat, pincers pipe；Binding clip seat Front end dismountable binding clip is installed, binding clip rear portion is equipped with a longitudinal through-hole, is equipped with spring, the top of spring in through-hole It is fixed in through-hole, the bottom end of spring is steel ball, and the bore diminution of through-hole bottom end makes steel ball expose minor arc face, the front of binding clip seat Equipped with opening groove facing forward, binding clip rear portion is set to be located at the retaining ring in groove by being equipped at groove port by compressing steel ball It is fixed.

Further, the rear end of binding clip seat is connect with sliding seat front, and sliding seat rear portion is that strip sheet protrudes into fixing seat By pin connection, the front of fixing seat is divided into upper and lower two valve, and the strip sheet of sliding seat is located at the gap location of two valves, fixing seat Rear portion is the screwed pipe that connection is matched with pincers pipe, clamps the draw-in bar for being coated in pipe and being longer than pincers pipe, draw-in bar front end and sliding seat Rear portion connects, and is oriented to by clamping the turning wheel control draw-in bar back-and-forth motion that pipe rear end is equipped with, makes binding clip sliding seat from admittedly It is deflected between the upper and lower valve of reservation to caliper side.

Further, the front of sliding seat is socket cap, is transited into strip sheet by socket cap, and it is sliding that one is provided on strip sheet Hole is equipped with the matched stay rod pin of its width as guide part in slide opening, and stay rod pin is vertically mounted on draw-in bar beginning, passes through Draw-in bar is pulled to be moved forward and backward, stay rod pin thereon, which carries out guiding to sliding seat, keeps the strip sheet of sliding seat upper and lower from fixing seat It is stretched out between intervalvular spaces to lateral offset.

Further, the rear end for clamping pipe is fixed with connecting sleeve, is equipped with rotaring wheeling base, the seat of rotaring wheeling base after the connecting sleeve Body is fixed on the left and right holding handle tip being hinged, and the entire caliper of a control axial 360 is equipped in the rotating wheel of rotaring wheeling base Spend the runner of rotation.

Further, draw-in bar rear end is fixed with sliding bar, after connecting sleeve front is fixed on pincers pipe by Plastic cap End, connecting sleeve rear portion are connected to connector sleeve, and turning wheel is clamped between Plastic cap and connector sleeve, and the interior of wheel of turning is equipped with interior spiral shell Line is threadedly coupled with the sliding bar in connecting sleeve, is controlled dynamic sliding bar by rotation turning wheel and is driven draw-in bar back-and-forth motion.

The tail portion of the connector sleeve is fixedly connected by connecting tube with the rotating wheel of rotaring wheeling base, and runner is fixed on the rotating wheel On.

It further, further include by sphere and the integrally formed connector of ball handle, the rear end of binding clip seat is equipped with and connector The matched spherical groove of sphere, sphere are fixed in spherical groove rear end by matched sphere pressure cap after being located at spherical groove, sliding seat The groove body for fixedly connected part ball handle is provided in the middle part of forward cylinder, it will be before the rear end of binding clip seat and sliding seat by connector End connects.

Preferably, the retaining ring internal diameter at binding clip seat front groove mouth is suitable with the outer diameter at binding clip rear portion.

The utility model has the beneficial effects that: the binding clip of the utility model is detachable, Fast Installation according to actual needs The binding clip of dimension meets a variety of demands.People is internal under hysteroscope, after product is strutted moulding by specific purpose tool, from logical Clip Applier is put in and is clamped in product appointed part by road, is then rapidly made at bone by adjusting the rotation of binding clip and being placed on to suffer from It is resetted, overcome traditional operation treat after moulding in vitro operation hysteresis quality or the reason that binding clip is non-rotatable caused by it is fixed The disadvantages of position is not accurate and interferes visual area, provides convenient, stable chucking power to orthopaedics ligamentopexis under hysteroscope, shortens operation Time reduces operating difficulty, and fractures are more precisely, more effectively.

The utility model includes 4 regulating mechanisms, and when operation, detachable binding clip is in 3 front end groove of binding clip seat in vivo Can 360 ° rotation, to adjust optimal implantation contact surface；The sphere of connector is clamping between binding clip seat 3 and sliding seat 6 in vivo It is rotatable in the spherical groove of headstock 3, optimal impetus is found in product implantation process.It is external to pass through turning wheel control sliding Bar 13 drives draw-in bar 8 to be moved forward and backward, and is oriented to by draw-in bar 8 to sliding seat 6, makes the strip sheet of sliding seat 6 from fixation It stretches out between 7 upper and lower intervalvular spaces of seat to lateral offset, reaches binding clip and deflected to side, making binding clip position with caliper, there are one Fixed angle expands the patient visual field, convenient for effectively observation art condition；By controlling the rotation of runner, drive entire caliper in cavity The 360 ° of degree rotations of interior drive product, select optimal implantation point device product convenient for patient.It is real by turning wheel and rotary wheel device Existing instrument is deviated at any angle and is rotated, and is reached and is rotated at any angle in grasping part in endoscope-assistant surgery.

Detailed description of the invention

The detachable binding clip hysteroscope Clip Applier structural schematic diagram of Fig. 1；

Caliper head enlarged structure schematic diagram in Fig. 2 Fig. 1；

Caliper rear portion enlarged structure schematic diagram in Fig. 3 Fig. 1；

Fig. 4 fixing seat longitudinal direction schematic cross-sectional view；

The lateral schematic cross-sectional view of sliding seat in Fig. 5 Fig. 1；

Longitudinal direction schematic cross-sectional view at the external casing of Fig. 6 caliper.

In Fig. 1: 1- binding clip；2- hoodle；3- binding clip seat；4- sphere；5- sphere pressure cap；6- sliding seat；61- socket cap, 62- Strip sheet；63- slide opening；64- stay rod pin；7- fixing seat；71- epivalve；72- hypovalve；73- screwed pipe；The gap 74-；It is drawn in 8- Bar；9- pincers pipe；10- Plastic cap；11- turning wheel；The external casing of 12-；121- card slot；13- sliding bar；131- card；14- folder Piece；15- connector sleeve；16- connecting tube；17- rotaring wheeling base；18- fixture nut；19- runner；The left holding handle of 20-；The right holding of 21- Handle；22- spring leaf.

Specific embodiment

Below with reference to specific attached drawing, the utility model is further explained and is illustrated；

A kind of hysteroscope Clip Applier with detachable binding clip, including caliper, caliper are made of binding clip seat 3 and pincers pipe 9；Pincers The front end of headstock 3 is equipped with dismountable binding clip, and the rear end of binding clip seat 3 is followed successively by sliding seat 6, fixing seat 7, pincers pipe 9 and mutually cuts with scissors The left and right holding handle connect.The front of sliding seat 6 is socket cap, and horizontal strip sheet 62, water are then transited by socket cap 61 It is provided with a slanting oval slide opening 63 on flat strip sheet, is equipped with and matched 64 conduct of stay rod pin of its width in slide opening 63 Guide part, stay rod pin are vertically mounted on draw-in bar beginning.The front of fixing seat 7 is divided into upper and lower two valve, and the longitudinal section of every valve is arc Shape, has gap 74 between two valves, and the rear portion of fixing seat 7 is match the screwed pipe 73 connected with pincers pipe 9.6 front of sliding seat with Binding clip seat 3 connects, and 6 rear portion strip sheet of sliding seat is protruded by pin connection in the screwed pipe of fixing seat 7, and sliding seat 6 is long after insertion Silver is placed exactly between the gap of 7 liang of valves of fixing seat, is moved forward and backward by draw-in bar, makes the stay rod pin at its beginning to sliding seat 6, which carry out guiding, stretches out the strip sheet of sliding seat 6 to lateral offset between the upper and lower intervalvular spaces of fixing seat 7, makes binding clip position and pincers There are certain angles for body, to realize the deflection of binding clip.

Draw-in bar 8 is located in pincers pipe 9, and its length is longer than pincers pipe, and the rear end of pincers pipe 9 is connecting sleeve 12, connecting sleeve 12 fronts are fixed on pincers 9 rear end of pipe by Plastic cap, and 12 rear portion of connecting sleeve is connected to connector sleeve 15, Plastic cap 10 with connect It is gripped with turning wheel 11 between set 15, there is internal screw thread, 8 end of draw-in bar is groove milling, by that will be slided with intermediate plate 14 in turning wheel Lever 13 is fixed on 8 rear end of draw-in bar, and sliding bar 13 is located in connecting sleeve 12, and the external screw thread being equipped in the middle part of sliding bar 13 passes through Connecting sleeve 12 and the screw-internal thread fit of turning wheel use, and control dynamic sliding bar 13 by rotation turning wheel 11 and move forward or backward It is dynamic, so that the draw-in bar 8 affixed with it be driven to be moved forward and backward.The tail portion of connector sleeve 15 is connected to connecting tube 16, is in connecting tube 16 Rotaring wheeling base 17, rotaring wheeling base 17 are made of the rotating wheel on the pedestal and pedestal of tubulose, and rotating wheel pedestal is solid by fixture nut 18 It is scheduled on the left and right holding handle tip being hinged, the tail end of connecting tube 16 is fixedly connected with rotating wheel, fixed in the rotating wheel Runner 19 makes entire caliper axial direction 360 degree rotation by rotating wheel 19, realizes binding clip 360 degree rotation.

In order to install, convenient disassembly, preferably, the middle part of external casing 12 is processed as card slot, sliding bar 13 is placed In outer female connector pipe 12, sliding bar 13 is fixed on by 8 rear end of draw-in bar, the outer spiral shell of 13 interlude fixing belt of sliding bar by intermediate plate 14 The pocket matches being provided on the card of line, threaded card and external casing 12, card pass through the interior spiral shell of card slot and turning wheel Line matching link, control sliding bar 13 is mobile when realizing rotation turning wheel 11, so that draw-in bar be driven to be moved forward and backward, realizes logical It crosses draw-in bar and is moved forward and backward control caliper head to side deflection, make to form obtuse angle between caliper head and caliper ontology.

According to different product size, the binding clip of different structure is selected, is dismantled when in order to changing binding clip, is easy for installation, clamped Back of head is equipped with a longitudinal through-hole, is equipped with spring in through-hole, and the top of spring is fixed in through-hole, and the bottom end of spring is steel Ball, the bore diminution of through-hole bottom end make steel ball expose minor arc face, and the front of binding clip seat 3 is equipped with opening groove facing forward, leads to Overcompression steel ball is located at binding clip rear portion, and groove is interior to be fixed by the retaining ring that groove front end is equipped with.The bore of retaining ring and binding clip rear portion Outer diameter is suitable.Detachable binding clip can realize 360 ° of rotations in 3 front end groove of binding clip seat in vivo, to adjust optimal plant Enter contact surface.

In order to find optimal impetus in product implantation process, the connector between binding clip seat 3 and sliding seat 6 is used Sphere and ball handle are made of one piece, and the rear end of binding clip seat 3 is to be located in spherical groove with the matched spherical groove of sphere, sphere in ball Shape slot rear end is fixed by matched sphere pressure cap 5, and sphere is rotatable in the spherical groove of binding clip seat 3, and sphere pressure cap stops outer The intrusion of boundary's environmental particulates guarantees that sphere is effectively run, and is provided in the middle part of the front socket cap of sliding seat 6 for fixedly connected part ball The groove body of handle is connected the rear end of binding clip seat 3 with the front end of sliding seat 6 by connector.

In use, controlling front end binding clip by the movement of draw-in bar to side any angle when rotation turning wheel 11 Deflection, make to form angle between caliper head and caliper ontology, by control runner 19 rotation, drive entire caliper 360 360 degree of binding clip of rotation is realized in the rotation of degree, and two panels holds handle and grasps for user, passes through behaviour after user's hand-grip Make the function that other components realize instrument；The offset and rotation of binding clip are realized by turning wheel and runner；People is internal under hysteroscope, After product is strutted moulding by specific purpose tool, Clip Applier is put in from channel and is clamped in product appointed part, then rapidly The rotation by binding clip be placed on to suffer from and make its reset at bone, shorten operating time in this way, reduce operating difficulty, fracture is controlled It treats more precisely, more effectively.

Claims

1. An endoscopic clamp applier with a detachable pliers head, comprising a pliers body, the pliers body is connected with the hinged left and right holding handles, and the pliers body comprises a pliers head seat, a pliers tube; it is characterized in that: a pliers body A detachable pliers head (1) is installed at the front end of the head seat (3), a longitudinal through hole is arranged at the rear of the pliers head, a spring is installed in the through hole, the top end of the spring is fixed in the through hole, and the bottom end of the spring is Steel ball, the diameter of the bottom end of the through hole is reduced so that the steel ball is exposed to the inferior arc surface, the front part of the pliers head seat (3) is provided with a groove with an opening facing forward, and the rear part of the pliers head is located in the groove by compressing the steel ball. The retaining ring provided at the notch is fixed.

2. A clip applier with detachable forceps head according to claim 1, characterized in that: the rear end of the forceps head seat (3) is connected with the front part of the sliding seat (6), and the sliding seat ( 6) The rear part is a long strip that extends into the fixed seat (7) and is connected by a pin. The front part of the fixed seat (7) is divided into upper and lower two parts, and the long strip of the sliding seat (6) is located in the gap between the two parts. The rear part of the fixed seat (7) is a threaded pipe that is matched with the pliers tube (9), and the pliers tube (9) is equipped with an inner pull rod (8) longer than the pliers tube, and the front end of the inner pull rod and the sliding seat (6) The rear parts are connected, and the turning wheel (11) provided at the rear end of the pliers tube (9) controls the forward and backward movement of the inner pull rod (8) for guidance, so that the pliers head sliding seat (6) is moved from the upper and lower parts of the fixed seat (7). Deflection to the side of the forceps body.

3. A clamp applier with a detachable clamp head according to claim 2, characterized in that: the front part of the sliding seat (6) is a cylindrical head, and the cylindrical head is transformed into a long strip, the long strip There is a sliding hole on the sheet, and a pull rod pin matching its width is installed in the sliding hole as a guide. The pull rod pin is installed vertically at the beginning of the inner pull rod. By pulling the inner pull rod to move back and forth, the pull rod pin on it guides the sliding seat (6). The long strips of the sliding seat (6) are protruded from the gap between the upper and lower flaps of the fixed seat (7) and shifted to the side.

4. The endoscopic clip applier with a detachable forceps head according to any one of claims 1-3, wherein a connecting sleeve (12) is fixed at the rear end of the forceps tube (9), The connecting sleeve (12) is provided with a runner seat (17) behind the runner seat. The seat body of the runner seat is fixed on the top of the hinged left and right gripping handles. The caliper body is a runner (19) that rotates 360 degrees in the axial direction.

5 . The endoscopic clip applier with a detachable forceps head according to claim 4 , wherein a sliding rod ( 13 ) is fixed at the rear end of the inner pull rod ( 8 ), and a front end of the connecting sleeve ( 12 ) is fixed at the rear end. 6 . The rear end of the clamp tube (9) is fixed by a plastic plug, a connecting sleeve (15) is connected to the rear of the connecting sleeve (12), and a turning wheel is clamped between the plastic plug (10) and the connecting sleeve (15). (11), the inner thread of the turning wheel (11) is threadedly connected with the sliding rod (13) in the connecting sleeve (12), and the sliding rod (13) is controlled by rotating the turning wheel (11) to drive the inner pull rod (13). 8) Move back and forth.

6 . The endoscopic clip applier with detachable forceps head according to claim 5 , wherein the tail of the connecting sleeve ( 15 ) is rotated by the connecting tube ( 16 ) and the runner seat ( 17 ). 7 . The wheel is fixedly connected, and the runner (19) is fixed on the rotating wheel.

7. A clamp applier with a detachable clamp head according to claim 2, 3, 5 or 6, characterized in that: further comprising a connecting piece integrally formed by a ball and a ball handle, the clamp head seat The rear end of (3) is provided with a spherical groove that matches the ball of the connecting piece. After the ball is located in the spherical groove, it is fixed by a matching ball pressure cap at the rear end of the spherical groove. The groove body of the ball handle of the connecting piece connects the rear end of the pliers head seat (3) with the front end of the sliding seat (6) through the connecting piece.

8 . The endoscopic clip applier with detachable forceps head according to claim 7 , characterized in that: the inner diameter of the retaining ring at the groove mouth of the front part of the forceps head seat (3) is the same as that of the rear part of the forceps head. 9 . The outer diameter is equivalent.